package com.huazheng.miaosha.web.service;

import com.huazheng.miaosha.web.entity.StockEntity;

/**
 *
 *
 * @author zhanghuazheng
 * @email zhanghuazheng@zhanghz.work
 * @date 2021-01-23 19:38:45
 */
public interface StockService  {

    StockEntity findStockNum(int sid);

}

